Cracks of a vertical nature and dark coloured fissures in a sample of hardened steel indicate that

Metallurgy Mcqs
BILAL KHATTAK0

A.Steel has been properly hardened
B.Steel has not been properly heated
C.Steel has been burned
D.Steel has achieved maximum possible hardness in accordance with the carbon percentage
E.Steel contains excessive alloying elements

Related Mcqs:

  1. Killed’ steel is
  2. If a sample of steel shown excessive hardness after tempering the probable cause could be
  3. In carbon steel castings
  4. If a sample of steel shows unsymmetrical deformation of a piece in quenching, the probable cause could be
  5. The hardness of steel depends on
  6. Carbon steel is
  7. If a medium carbon hardened steel shows pearlite structure it may be concluded that
  8. The maximum hardenability of any steel depends on
  9. The primary purpose of annealing is to
  10. In a specimen of hardened steel, hard and soft spots indicate

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